| |
JAMA, Vol. 300, No. 22. (10 December 2008), pp. 2631-2637.
|
| |
Annual review of public health, Vol. 30 (29 April 2009), pp. 273-292.
|
| |
Addiction, Vol. 101, No. 2. (February 2006), pp. 192-203.
|
| |
Cochrane database of systematic reviews (Online), No. 2. (16 July 2008), CD004307.
|
| |
Psychological Review, Vol. 74, No. 1. (1967), pp. 71-80.
|
| |
The Economic Journal, Vol. 109, No. 453. (1999), pp. F25-F34.
|
| |
Psychological review, Vol. 74, No. 3. (May 1967), pp. 151-182.
|
| |
BMJ, Vol. 315, No. 7110. (20 September 1997), pp. 703-707.
|
| |
British Medical Journal, Vol. 329, No. 7469. (2004), pp. 763-768.
|
| |
British Medical Journal, Vol. 338 (2009), pp. 1173-1175.
|
| |
New England Journal of Medicine, Vol. 360, No. 7. (2009), pp. 699-709.
by Kevin G. Volpp, Andrea B. Troxel, Mark V. Pauly, et al.Henry A. Glick, Andrea Puig, David A. Asch, Robert Galvin, Jingsan Zhu, Fei Wan, Jill Deguzman, Elizabeth Corbett, Janet Weiner, Janet Audrain-Mcgovern
|
| |
Journal of Health Services Research & Policy, Vol. 14 (2009), pp. 1-2.
|
| |
Journal of Economic Surveys, Vol. 15, No. 5. (2001), pp. 589-611.
|
| |
British Medical Journal, Vol. 338 (9 April 2009), pp. 983-985.
|
| |
International Journal of Industrial Organization, Vol. 15, No. 4. (1 July 1997), pp. 427-439.
|
| |
The American Economic Review, Vol. 87, No. 4. (1997), pp. 746-755.
|